Sr Administrator (Support & Operations)
India
Job Description
Sr Administrator (Support & Operations)
Hyderabad, Telangana

Job Summary

Senior Engineer / Senior Administrator – Windows & VMware Role Summary Lead administration, optimization, and troubleshooting of Windows Server environments and VMware infrastructure. Own availability, performance, patching, and lifecycle management across enterprise-scale systems. Core Responsibilities Windows Server Administration Manage and maintain Windows Server (2016/2019/2022) environments. Handle AD (Active Directory), GPO, DNS, DHCP configuration and troubleshooting. Perform patching, hardening, and compliance remediation. Manage file servers, clustering, and high availability setups. Resolve L2/L3 incidents and perform root cause analysis (RCA). Windows installation and in place upgrades Strong troubleshooting knowledge in windows booting issue VMware Administration Manage vSphere, ESXi, vCenter environments at scale. Perform VM provisioning, cloning, snapshots, resource optimization. Handle cluster management (HA, DRS, vMotion, Storage vMotion). Execute patching/upgrades using VMware Lifecycle Manager (LCM). Manage datastores, storage integration, and performance tuning. Operations & Automation Drive incident, problem, and change management (ServiceNow or equivalent). Automate repetitive tasks using PowerShell / scripting. Monitor infrastructure using tools like vROps, SolarWinds, Dynatrace or other monitoring tools. Support backup and DR operations (e.g., Veeam, Commvault). Hardware Knowledge: Cisco, Dell & HP products   Security & Compliance Implement system hardening, vulnerability remediation, and audit support. Ensure adherence to enterprise security policies (e.g., CIS benchmarks, patch SLAs). Required Skills Strong experience in: Windows Server administration (AD, DNS, GPO) VMware vSphere (ESXi, vCenter, HA/DRS) Hands-on experience in: Patching, upgrades, lifecycle management Performance tuning & troubleshooting Scripting knowledge: PowerShell (mandatory) Good understanding of: Networking basi

Key Responsibilities

1. To adhere to quality standards, regulatory requirements and company policies.
2. To provide support for complex incidents, escalated by analysts, perform root cause analysis, and implement solutions to resolve technical & security issues.
3. To work on value adding activities such Knowledge base update & management, training freshers, coaching analyst.
4. To resolve complex tickets within agreed SLAs and collaborate with other support teams to ensure seamless operations & security posture.
5. To ensure positive customer experience and CSAT through First Call Resolution , minimum rejected resolutions / reopen Cases and mitigating security threats.

Skill Requirements

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Other Requirements

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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.